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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS54163140
Kind Code:
U
Application Number:
JP6028978U
Publication Date:
November 15, 1979
Filing Date:
May 04, 1978
Export Citation:
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International Classes:
B21C47/06; B21C47/32; B65H19/28; (IPC1-7): B21C47/32; B65H19/28